
Description of cyst (noun: plural: cysts) a membrane lined vesicle or sac
Samples of cyst Cysts can grow on the surface or deep inside anatomical structures.
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Description of bond (noun: plural: bonds) the attractive force that connects atoms together as a molecule or ions as a crystal
Samples of bond Bonds can be single, double or covalent.
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Description of gas-liquid chromatography (GLC) (noun: no plural) a sensitive method for analyzing liquid mixtures
Samples of gas-liquid chromatography (GLC) An application of GLC is measuring the alcohol level in blood or urine.
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Description of half-life (noun: no plural) the time taken for the body to excrete half a given amount of drug; the time taken for half of the atoms in a radioactive sample to decay
Samples of half-life A half-life of a chemical reaction is the time taken for the concentration of one of the reactants to fall by half.
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Description of coccus (noun: plural: cocci) spherical-shaped bacterium
Samples of coccus Staphylococci are gram-positive cocci.
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Description of electron microscope (noun: plural: electron microscopes) microscope which can magnify an object over 250; 000 times so that you can see the fine details of cells
Samples of electron microscope The electron microscope is a powerful invention which has helped study cell structure closely.
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Description of antigen (noun: plural: antigens) any substance the body reacts to as foreign or harmful, by producing an antibody against it
Samples of antigen Most antigens are large proteins or carbohydrate.
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Description of coma (noun: no plural) unconscious state
Samples of coma A person in a coma is not dead.
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Description of headache (noun: plural: headaches) pain in the head area
Samples of headache Painkillers are useful if you have a headache.
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Description of charge (noun: no plural) chracteristic of matter resposnsible for all electric phenomena; the measurement of this charactersitic
Samples of charge The difference between the number of electrons and the number of valence elctrons of an atom is the formal charge.
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